booting with no video adapter

Gilboa Davara gilboad at gmail.com
Thu Sep 7 09:18:27 UTC 2006


On Wed, 2006-09-06 at 13:03 -0700, Lonni J Friedman wrote:
> On 9/6/06, Gilboa Davara <gilboad at gmail.com> wrote:
> > On 9/6/06, T. Horsnell <tsh at mrc-lmb.cam.ac.uk> wrote:
> > > >On Wed, 2006-09-06 at 18:23 +0100, T. Horsnell wrote:
> > > >> How can I get an FC5 system to boot without a video adapter?
> > > >> At the moment, I cant even figure out how to tell grub that
> > > >> it has no VGA, let alone Linux. Any ideas anyone?
> > > >>
> > > >> Cheers,
> > > >> Terry
> > > >>
> > > >
> > > >Why does it matter? I usually setup headless machines using a serial
> > > >null cable: (AKA Serial console)
> > > >All you need to do is configure grub [1] (and BIOS?), add serial console
> > >
> > > But this is what I cant figure out how to do. How to configure
> > > grub so that it doesnt try to use video?
> > >
> > > Terry.
> > >
> >
> > You seem to have missed the supplised links.
> >
> > http://www.tldp.org/HOWTO/Remote-Serial-Console-HOWTO/configure-boot-loader-grub.html
> > http://www.tldp.org/HOWTO/Remote-Serial-Console-HOWTO/configure-kernel-grub.html
> > http://www.tldp.org/HOWTO/Remote-Serial-Console-HOWTO/getty-agetty.html
> 
> Not having a videocard is not at all the same thing as not having a
> display.  I've not seen any motherboards which will POST without some
> kind of videocard.

Most of the machines I use, on a daily basis, are headless. And by
head-less I mean, no VGA output what-so-ever, only serial console. I'm
talking about servers and embedded machines.
You just need BIOS support for head-less operations.

Gilboa




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